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MAX5922AEUI+ from MAX,MAXIM - Dallas Semiconductor

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MAX5922AEUI+

Manufacturer: MAX

+48V, Single-Port Network Power Switch For Power-Over-LAN

Partnumber Manufacturer Quantity Availability
MAX5922AEUI+,MAX5922AEUI MAX 16 In Stock

Description and Introduction

+48V, Single-Port Network Power Switch For Power-Over-LAN The MAX5922AEUI+ is a power-over-Ethernet (PoE) interface controller manufactured by Maxim Integrated (now part of Analog Devices). Below are its specifications, descriptions, and features based on factual information:

### **Manufacturer:**  
- **MAX** (Maxim Integrated, now part of Analog Devices)  

### **Specifications:**  
- **Part Number:** MAX5922AEUI+  
- **Package:** 28-TSSOP  
- **Operating Voltage Range:** 36V to 57V (IEEE 802.3af compliant)  
- **Output Voltage:** Adjustable (supports classification)  
- **Detection Signature Resistance:** 24.9kΩ ±1%  
- **Classification Current:** Programmable (per IEEE 802.3af)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Power Dissipation:** Up to 12.95W (with proper heat sinking)  
- **Compliance:** IEEE 802.3af compliant  

### **Descriptions:**  
- The MAX5922AEUI+ is a PoE interface controller designed for Power Sourcing Equipment (PSE) applications.  
- It provides detection, classification, and power management for PoE-enabled devices.  
- Supports automatic detection and power delivery to compliant Powered Devices (PDs).  
- Includes programmable current limiting and thermal shutdown protection.  

### **Features:**  
- **Integrated Power MOSFET** for switching and power control.  
- **Programmable Current Limit** for safe power delivery.  
- **IEEE 802.3af Compliant** detection and classification.  
- **Thermal Shutdown Protection** to prevent overheating.  
- **Low-Power Standby Mode** for energy efficiency.  
- **Adjustable Classification Current** for different PD power levels.  
- **28-Pin TSSOP Package** for compact PCB designs.  

This information is strictly based on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

+48V, Single-Port Network Power Switch For Power-Over-LAN
Partnumber Manufacturer Quantity Availability
MAX5922AEUI+ MAXIM 84 In Stock

Description and Introduction

+48V, Single-Port Network Power Switch For Power-Over-LAN The MAX5922AEUI+ is a power-over-Ethernet (PoE) interface controller manufactured by **MAXIM (now part of Analog Devices)**.  

### **Specifications:**  
- **Manufacturer:** MAXIM (Analog Devices)  
- **Part Number:** MAX5922AEUI+  
- **Package:** 28-TSSOP  
- **Operating Temperature Range:** -40°C to +85°C  
- **Input Voltage Range:** 36V to 57V (IEEE 802.3af compliant)  
- **Output Voltage:** Programmable (supports classification)  
- **Detection Signature:** 25kΩ (IEEE 802.3af compliant)  
- **Classification:** Supports up to 5 classes (IEEE 802.3af compliant)  
- **Power Dissipation:** Low-power dissipation in PD (Powered Device) mode  
- **Protection Features:** Overcurrent, undervoltage lockout (UVLO), thermal shutdown  

### **Descriptions:**  
The MAX5922AEUI+ is a **Powered Device (PD) controller** designed for PoE applications. It integrates detection, classification, and power management functions required for IEEE 802.3af-compliant PoE systems. It ensures safe power delivery to PDs while providing necessary fault protections.  

### **Features:**  
- IEEE 802.3af compliant  
- Integrated detection and classification  
- Programmable inrush current control  
- Thermal shutdown protection  
- Undervoltage lockout (UVLO)  
- Supports both 2-event and 4-event classification  
- Low standby power consumption  
- Small footprint (28-TSSOP package)  

This information is strictly based on the manufacturer's datasheet.

Application Scenarios & Design Considerations

+48V, Single-Port Network Power Switch For Power-Over-LAN

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